19742832

素因数分解:

$2^4\times 3^3\times {\mathrm{23}}^1\times {\mathrm{1987}}^1$

素因数の和:2027

約数の個数: 80

約数和(自身を含む): 59162880

約数和(自身を除く): 39420048

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 23, 24, 27, 36, 46, 48, 54, 69, 72, 92, 108, 138, 144, 184, 207, 216, 276, 368, 414, 432, 552, 621, 828, 1104, 1242, 1656, 1987, 2484, 3312, 3974, 4968, 5961, 7948, 9936, 11922, 15896, 17883, 23844, 31792, 35766, 45701, 47688, 53649, 71532, 91402, 95376, 107298, 137103, 143064, 182804, 214596, 274206, 286128, 365608, 411309, 429192, 548412, 731216, 822618, 858384, 1096824, 1233927, 1645236, 2193648, 2467854, 3290472, 4935708, 6580944, 9871416, 19742832]

約数ペア:

[(1, 19742832), (2, 9871416), (3, 6580944), (4, 4935708), (6, 3290472), (8, 2467854), (9, 2193648), (12, 1645236), (16, 1233927), (18, 1096824), (23, 858384), (24, 822618), (27, 731216), (36, 548412), (46, 429192), (48, 411309), (54, 365608), (69, 286128), (72, 274206), (92, 214596), (108, 182804), (138, 143064), (144, 137103), (184, 107298), (207, 95376), (216, 91402), (276, 71532), (368, 53649), (414, 47688), (432, 45701), (552, 35766), (621, 31792), (828, 23844), (1104, 17883), (1242, 15896), (1656, 11922), (1987, 9936), (2484, 7948), (3312, 5961), (3974, 4968)]